CVE-2021-20298
Published: 23 August 2022
A flaw was found in OpenEXR's B44Compressor. This flaw allows an attacker who can submit a crafted file to be processed by OpenEXR, to exhaust all memory accessible to the application. The highest threat from this vulnerability is to system availability.
Priority
Status
Package | Release | Status |
---|---|---|
openexr Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
focal |
Needs triage
|
|
groovy |
Ignored
(end of life)
|
|
hirsute |
Not vulnerable
(2.5.4-1)
|
|
impish |
Not vulnerable
(2.5.4-2)
|
|
jammy |
Not vulnerable
(2.5.7-1)
|
|
kinetic |
Not vulnerable
(2.5.7-1)
|
|
lunar |
Not vulnerable
(2.5.7-1)
|
|
mantic |
Not vulnerable
(2.5.7-1)
|
|
noble |
Not vulnerable
(2.5.7-1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2.5.4-1)
|
|
xenial |
Needs triage
|
|
Patches: upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/85fd638ae0d5fa132434f4cbf32590261c1dba97 upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/0c2b46f630a3b5f2f561c2849d047ee39f899179 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |